I use sea moss due to Cancer it is very helpful for many things. I couldn't eat and made it in a tea form, it help me with my appetite, brought me back to good health.

No I'm not by the ocean it sea. I'm not sure if I wanted to, which moss I scraped off a rock would be edible. I haven't eaten lettuce before on my Big Mac if that counts though, and the McDonald's was a few blocks from the beach.

No

Do you mean spiralina?